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comparison rvinterf/etmsync/memdump.c @ 153:9925fba699be

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fc-olddump replaced with fc-memdump
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 06 Mar 2017 01:19:51 +0000
parents
children e40bb5a6c6b9
comparison
equal deleted inserted replaced
152:9a08c09a07c0 153:9925fba699be
1 /*
2 * This utility uses one of TI's Test Mode memory read commands (either TM3 or
3 * ETM) in a synchronous manner (using our etmsync infrastructure) to read the
4 * memory of a GSM device running a compatible fw version. It supplants
5 * the former fc-olddump tool.
6 */
7
8 #include <sys/types.h>
9 #include <stdio.h>
10 #include <stdlib.h>
11 #include <string.h>
12 #include <strings.h>
13 #include <unistd.h>
14 #include "etm.h"
15 #include "tm3.h"
16 #include "localtypes.h"
17 #include "exitcodes.h"
18
19 int use_etm;
20
21 extern char *socket_pathname;
22 extern char *rvinterf_ttyport, *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt;
23
24 single_op_main(argc, argv)
25 char **argv;
26 {
27 u32 addr, len, chunk, maxchunk;
28 char buf[MAX_MEMREAD_BYTES];
29 FILE *outf;
30 int rc;
31
32 if (argc != 3) {
33 fprintf(stderr,
34 "usage: fc-memdump [options] start-addr dump-length binfile\n");
35 exit(ERROR_USAGE);
36 }
37 addr = strtoul(argv[0], 0, 16);
38 len = strtoul(argv[1], 0, 16);
39 outf = fopen(argv[2], "w");
40 if (!outf) {
41 perror(argv[2]);
42 exit(ERROR_UNIX);
43 }
44 if (use_etm)
45 maxchunk = MAX_MEMREAD_BYTES;
46 else
47 maxchunk = TM3_MEMREAD_MAX;
48 while (len) {
49 chunk = len;
50 if (chunk > maxchunk)
51 chunk = maxchunk;
52 if (use_etm)
53 rc = do_memory_read(addr, buf, chunk);
54 else
55 rc = do_memory_read_tm3(addr, buf, chunk);
56 if (rc)
57 exit(rc);
58 fwrite(buf, 1, chunk, outf);
59 putchar('.');
60 fflush(stdout);
61 addr += chunk;
62 len -= chunk;
63 }
64 putchar('\n');
65 fclose(outf);
66 exit(0);
67 }
68
69 main(argc, argv)
70 char **argv;
71 {
72 extern int optind;
73 extern char *optarg;
74 int c, sopt = 0;
75
76 while ((c = getopt(argc, argv, "B:el:p:s:w:")) != EOF)
77 switch (c) {
78 case 'B':
79 rvinterf_Bopt = optarg;
80 continue;
81 case 'e':
82 use_etm++;
83 continue;
84 case 'l':
85 rvinterf_lopt = optarg;
86 continue;
87 case 'p':
88 rvinterf_ttyport = optarg;
89 continue;
90 case 's':
91 socket_pathname = optarg;
92 sopt++;
93 continue;
94 case 'w':
95 rvinterf_wopt = optarg;
96 continue;
97 case '?':
98 default:
99 /* error msg already printed */
100 exit(ERROR_USAGE);
101 }
102 if (rvinterf_ttyport) {
103 if (sopt) {
104 fprintf(stderr,
105 "%s error: -p and -s options are mutually exclusive\n",
106 argv[0]);
107 exit(ERROR_USAGE);
108 }
109 launch_rvinterf();
110 } else {
111 if (rvinterf_Bopt || rvinterf_lopt || rvinterf_wopt) {
112 fprintf(stderr,
113 "%s error: -B, -l and -w options are meaningful only when launching rvinterf\n",
114 argv[0]);
115 exit(ERROR_USAGE);
116 }
117 connect_local_socket();
118 }
119
120 return single_op_main(argc - optind, argv + optind);
121 }